Finding the Fourth Proportional to 4,823,176.95, 6,655,739.76 and 2,863,138.79
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Solution
The fourth proportional to 4,823,176.95, 6,655,739.76 and 2,863,138.79 is: 3,950,986.43
Step by Step Solution
- Step 1: Write the proportion equation
4,823,176.95 : 6,655,739.76 = 2,863,138.79 : x - Step 2: Convert to fraction form
4,823,176.95/6,655,739.76 = 2,863,138.79/x - Step 3: Cross multiply
4,823,176.95x = 6,655,739.76 × 2,863,138.79 - Step 4: Simplify right side
4,823,176.95x = 19,056,306,699,640.64 - Step 5: Solve for x
x = 19,056,306,699,640.64/4,823,176.95 - Step 6: Final answer
x = 3,950,986.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.